Home / 27,939.03-41,811.86-17,261

Finding the Fourth Proportional to 27,939.03, 41,811.86 and 17,261

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Solution

The fourth proportional to 27,939.03, 41,811.86 and 17,261 is: 25,831.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,939.03 : 41,811.86 = 17,261 : x
  2. Step 2: Convert to fraction form
    27,939.03/41,811.86 = 17,261/x
  3. Step 3: Cross multiply
    27,939.03x = 41,811.86 × 17,261
  4. Step 4: Simplify right side
    27,939.03x = 721,714,515.46
  5. Step 5: Solve for x
    x = 721,714,515.46/27,939.03
  6. Step 6: Final answer
    x = 25,831.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.